code: def test_parallelisation():
      # Check if default job count is None
      smt = SMOTETomek(random_state=RND_SEED)
      smt._validate_estimator()
      assert smt.n_jobs is None
      assert smt.smote_.n_jobs is None
      assert smt.tomek_.n_jobs is None
  
      # Check if job count is set
      smt = SMOTETomek(random_state=RND_SEED, n_jobs=8)
      smt._validate_estimator()
      assert smt.n_jobs == 8
      assert smt.smote_.n_jobs == 8
      assert smt.tomek_.n_jobs == 8
  
file_path: imbalanced-learn/imblearn/combine/tests/test_smote_tomek.py
imports: import numpy
  from sklearn.utils._testing import assert_allclose, assert_array_equal
  from imblearn.combine import SMOTETomek
  from imblearn.over_sampling import SMOTE
  from imblearn.under_sampling import TomekLinks
label_desc: Use image node_id 5 for calling a global function with example usage: test_parallelisation() without return types